Eventually received my Seoul Viosys emitters so some DQG UV mini goodness today :)
Upgraded my DQG Hobi Ti+ UV keyring light
Seoul Viosys Z5 series, 365nm UV LED, CUN66A1B
10mm sinkpad soldered to brass pill
Ground down 11mm ZWB2 filter
Direct drive, single mode
10180 cell
2 x 6mm x 1.5mm green tritium vials
Magnetic detachable tail unit
USB rechargeable
DQG petrol lighter
Max current 600mA
Seoul Viosys UV on some currency. Shows up all the UV fluorescing bits nicely :THUMBS-UP: 
Some UV light comparisons
djozz UV Emitter Tests
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DQG Slim AA UV - Stainless Steel
Seoul Viosys Z5 series, 365nm UV LED, CUN66A1B
Noctigon MCPCB
Hand made copper pill
Ground down 15mm ZWB2 filter
3x7135 driver, single mode
Reflectored
14250 Cell
Lighted reverse clicky switch
Max current 1000mA
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DQG Hobi Ti UV
Seoul Viosys Z5 series, 365nm UV LED, CUN66A1B
10mm SinkPad MCPCB soldered to
Hand made brass pill
Ground down 11mm ZWB2 filter
Direct drive, single mode
10180 cell
Twisty Switch
Max current 600mA
